List of heads of state of the Soviet Union
List of heads of state

№
Name (Birth–Death)
Portrait
Term of office
Convocations
1
-
-
-
-
1
Chairman of the Central Executive Committee of the Congress of Soviets (1922–1938)
Chairman of the Central Executive Committee of the Congress of Soviets (1922–1938)
Chairman of the Central Executive Committee of the Congress of Soviets (1922–1938)
Chairman of the Central Executive Committee of the Congress of Soviets (1922–1938)
1
Mikhail Kalinin (1875–1946)
-
30 December 1922 – 12 January 1938
1st–8th Convocation
1
Chairman of the Presidium of the Supreme Soviet (1938–1989)
Chairman of the Presidium of the Supreme Soviet (1938–1989)
Chairman of the Presidium of the Supreme Soviet (1938–1989)
Chairman of the Presidium of the Supreme Soviet (1938–1989)
1
Mikhail Kalinin (1875–1946)
-
17 January 1938 – 19 March 1946
1st Convocation
2
Nikolay Shvernik (1888–1970)
A picture taken by the Soviet Government of Nikolai Shvernik in grey
19 March 1946 – 15 March 1953
2nd–3rd Convocation
3
Kliment Voroshilov (1881–1969)
A photo taken in 1937 of Kliment Voroshilov
15 March 1953 – 7 May 1960
3rd–5th Convocation
4
Leonid Brezhnev (1906–1982)
An official portrait of Leonid Brezhnev dating back to 1977
7 May 1960 – 15 July 1964
5th–6th Convocation
5
Anastas Mikoyan (1895–1978)
-
15 July 1964 – 9 December 1965
6th Convocation
6
Nikolai Podgorny (1903–1983)
Nikolai Podgorny as depicted during his visit to the German Democratic Republic in 1963
9 December 1965 – 16 June 1977
6th–9th Convocation
(4)
Leonid Brezhnev (1906–1982)
An official portrait of Leonid Brezhnev dating back to 1977
16 June 1977 – 10 November 1982
9th–10th Convocation
—
Vasili Kuznetsov (1901–1990)
Kuznetzov 43062X8X18.JPG
10 November 1982 – 16 June 1983
10th Convocation
7
Yuri Andropov (1914–1984)
-
16 June 1983 – 9 February 1984
10th Convocation
—
Vasili Kuznetsov (1901–1990)
Kuznetzov 43062X8X18.JPG
9 February 1984 – 11 April 1984
11th Convocation
8
Konstantin Chernenko (1911–1985)
-
11 April 1984 – 10 March 1985
11th Convocation
—
Vasili Kuznetsov (1901–1990)
Kuznetzov 43062X8X18.JPG
10 March 1985 – 27 July 1985
11th Convocation
9
Andrei Gromyko (1909–1989)
Gromyko at the Conference on Security and Cooperation in Europe
27 July 1985 – 1 October 1988
11th Convocation
10
Mikhail Gorbachev (1931–)
-
1 October 1988 – 25 May 1989
11th–12th Convocation
10
Chairman of the Supreme Soviet (1989–1990)
Chairman of the Supreme Soviet (1989–1990)
Chairman of the Supreme Soviet (1989–1990)
Chairman of the Supreme Soviet (1989–1990)
10
Mikhail Gorbachev (1931–)
-
25 May 1989 – 15 March 1990
12th Convocation
10
President (1990–1991)
President (1990–1991)
President (1990–1991)
President (1990–1991)
10
Mikhail Gorbachev (1931–)
-
15 March 1990 – 25 December 1991
12th Convocation

Question: What years did Vasili Kuznetsov work as the Chairman of the Presidium of the supreme soviet union?
Answer: Vasili Kuznetsov was Chairman of the Presidium of the Supreme Soviet of the Soviet Union from 1982 to 1983, for a second time in 1984 and for a third time in 1985.